michael@0: /*
michael@0: Copyright (c) 2007, Adobe Systems, Incorporated
michael@0: All rights reserved.
michael@0: 
michael@0: Redistribution and use in source and binary forms, with or without
michael@0: modification, are permitted provided that the following conditions are
michael@0: met:
michael@0: 
michael@0: * Redistributions of source code must retain the above copyright
michael@0:   notice, this list of conditions and the following disclaimer.
michael@0: 
michael@0: * Redistributions in binary form must reproduce the above copyright
michael@0:   notice, this list of conditions and the following disclaimer in the
michael@0:   documentation and/or other materials provided with the distribution.
michael@0: 
michael@0: * Neither the name of Adobe Systems, Network Resonance nor the names of its
michael@0:   contributors may be used to endorse or promote products derived from
michael@0:   this software without specific prior written permission.
michael@0: 
michael@0: THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
michael@0: "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
michael@0: LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
michael@0: A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
michael@0: OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
michael@0: SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
michael@0: LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
michael@0: DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
michael@0: THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
michael@0: (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
michael@0: OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
michael@0: */
michael@0: 
michael@0: 
michael@0: 
michael@0: #ifndef _stun_codec_h
michael@0: #define _stun_codec_h
michael@0: 
michael@0: #include "stun_msg.h"
michael@0: 
michael@0: typedef struct nr_stun_attr_info_  nr_stun_attr_info;
michael@0: 
michael@0: typedef struct nr_stun_attr_codec_ {
michael@0:     char     *name;
michael@0:     int     (*print)(nr_stun_attr_info *attr_info, char *msg, void *data);
michael@0:     int     (*encode)(nr_stun_attr_info *attr_info, void *data, int offset, int buflen, UCHAR *buf, int *attrlen);
michael@0:     int     (*decode)(nr_stun_attr_info *attr_info, int attrlen, UCHAR *buf, int offset, int buflen, void *data);
michael@0: } nr_stun_attr_codec;
michael@0: 
michael@0: struct nr_stun_attr_info_ {
michael@0:      UINT2                 type;
michael@0:      char                 *name;
michael@0:      nr_stun_attr_codec   *codec;
michael@0:      int                 (*illegal)(nr_stun_attr_info *attr_info, int attrlen, void *data);
michael@0: };
michael@0: 
michael@0: extern nr_stun_attr_codec nr_stun_attr_codec_UINT4;
michael@0: extern nr_stun_attr_codec nr_stun_attr_codec_UINT8;
michael@0: extern nr_stun_attr_codec nr_stun_attr_codec_addr;
michael@0: extern nr_stun_attr_codec nr_stun_attr_codec_bytes;
michael@0: extern nr_stun_attr_codec nr_stun_attr_codec_data;
michael@0: extern nr_stun_attr_codec nr_stun_attr_codec_error_code;
michael@0: extern nr_stun_attr_codec nr_stun_attr_codec_fingerprint;
michael@0: extern nr_stun_attr_codec nr_stun_attr_codec_flag;
michael@0: extern nr_stun_attr_codec nr_stun_attr_codec_message_integrity;
michael@0: extern nr_stun_attr_codec nr_stun_attr_codec_noop;
michael@0: extern nr_stun_attr_codec nr_stun_attr_codec_quoted_string;
michael@0: extern nr_stun_attr_codec nr_stun_attr_codec_string;
michael@0: extern nr_stun_attr_codec nr_stun_attr_codec_unknown_attributes;
michael@0: extern nr_stun_attr_codec nr_stun_attr_codec_xor_mapped_address;
michael@0: extern nr_stun_attr_codec nr_stun_attr_codec_xor_peer_address;
michael@0: extern nr_stun_attr_codec nr_stun_attr_codec_old_xor_mapped_address;
michael@0: 
michael@0: 
michael@0: int nr_stun_encode_message(nr_stun_message *msg);
michael@0: int nr_stun_decode_message(nr_stun_message *msg, int (*get_password)(void *arg, nr_stun_message *msg, Data **password), void *arg);
michael@0: 
michael@0: #endif
michael@0: